12.What_______you_______(do)now？

　　I_______(make)apaperplane.

　　13.What_______he_______(do)？

　　He______(dance).

　　14.What_______she______(do)yesterday？

　　She______(visit)hergrandparents.

　　15.______yourmother______(read)newspaperinthemorning？

　　Yes，She________.

　　16._______you_______(like)fishing？

　　No，I______.Ilike______(swim)，butmybrother______(like).

　　17.How______yourfather_______(go)toworkeveryday？

　　He______(go)bybike.Butit‘scoldtoday.He______(take)theNo.21bus，，andhe_______(go)toworkbytaxiyesterday.

　　18._______themonkey_______(like)climbingtrees？Yes，it_______.

　　19.What_______yourfather______(do)afterlunch？He_______(read)acomicbook.What_____he_______(do)today？He_______(clean)thekitchenformygrandma.Look！He(clean).

　　20.________you______(collect)stamps？Yes.I_______.

　　________yourbrother______(collect)，too？No，he________.